2018年7月9日
Friends S01.01 Part A
摘要： 1. Monica: There's nothing to tell! He's just some guy I work with! Joey: C'mon, you're going out with the guy! There's gotta be something wrong with 阅读全文
posted @ 2018-07-09 10:47 糖分游 阅读(276) 评论(0) 推荐(0)
2018年7月7日
Dirac Delta Function
摘要： $$\begin{equation}R_a(x)=\begin{cases}0&\mbox{ x<-a or x>a}\\ {1\over 2a}&\mbox{-a<x<a}\end{cases}\end{equation}$$ 阅读全文
posted @ 2018-07-07 07:15 糖分游 阅读(294) 评论(0) 推荐(0)